metamorphic
Green Serpentine
Serpentine group (Mg3Si2O5(OH)4)
AI-generated identification · may be incorrectHardness of 2.5 to 5.5 on the Mohs scale, waxy or greasy luster, olive to dark green color, and monoclinic crystal system.
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Physical properties
Hardness of 2.5 to 5.5 on the Mohs scale, waxy or greasy luster, olive to dark green color, and monoclinic crystal system.
Formation & geological history
Formed through the hydration and metamorphic alteration of ultramafic rocks from the Earth's mantle, typically in ocean floor or subduction zone environments.
Uses & applications
Commonly used in ornamental carvings, architectural stone, and as tumbled stones for jewelry and crystal healing.
Geological facts
Serpentine is the official state rock of California and has a slippery feel that gives the mineral group its name.
Field identification & locations
Identify by its characteristic green color, soft feel, and low hardness that can often be scratched with a coin.
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